Taw qhia rau vuam tshuab ntawm hluav taws xob soldering hlau
Cov txheej txheem soldering hais txog ntawm no yog hais txog kev sib xyaw ntawm cov hlau conductors thiab cov khoom siv feem ntau siv hauv kev tsim hluav taws xob circuits. Solder yog cov hlau lead-tin alloy nrog lub melting point ntawm txog 183 degrees. Cov khoom lag luam muag muag feem ntau yog ua rau hauv ib lub strips lossis filaments, thiab qee cov solders kuj muaj rosin, uas yooj yim dua rau siv.
1. Yuav ua li cas tuav cov hlau soldering
Feem ntau muaj ob txoj hauv kev los tuav cov hlau soldering: tus cwj mem thiab txoj kev nrig.
(1) Yuav tuav tus cwj mem li cas. Haum rau lub teeb yuag hlau xws li 30W sab hauv cua sov. Nws lub taub hau hlau yog ncaj nraim, thiab lub taub hau kawg tau muab tso rau hauv ib qho bevel lossis conical zoo, uas yog tsim rau cov ntaub qhwv nrog ib qho chaw me me.
(2), Kev siv lub nrig. Nws yog tsim rau high-power soldering hlau. Peb feem ntau tsis siv high-power soldering irons rau hluav taws xob ntau lawm (tsis qhia ntawm no).
2. Muaj ntau txoj hauv kev ntawm soldering ua rau ntawm cov ntawv luam tawm hauv Circuit Court.
Muaj ob hom kev luam tawm Circuit Board: ib sab thiab ob sab. Qhov los ntawm qhov ntawm nws feem ntau tsis yog-metallized, tab sis txhawm rau ua kom cov khoom sib txuas ntawm lub rooj tsav xwm Circuit Court kom ruaj khov thiab ntseeg tau, feem ntau ntawm cov qhov ntawm cov ntawv luam tawm Circuit Board ntawm cov khoom siv hluav taws xob tam sim no metallized. Txoj kev ntawm soldering cov leads ntawm lub rooj tsavxwm ib leeg-ib sab:
(1) Ncaj nraim ntawm lub taub hau txiav. Cov hlau lead mus dhau ntawm qhov ncaj qha. Thaum soldering, ua kom tsim nyog tus nqi ntawm molten solder tusyees nyob ib ncig ntawm lub tin-stained txhuas hlau saum lub ncoo los ua lub khob hliav qab. Tom qab nws txias thiab solidifies, txiav tawm cov hlau lead ntau dhau. (saib blackboard rau txoj kev tshwj xeeb)
(2), faus ncaj qha. Cov hlau lead los ntawm lub qhov tsuas yog raug rau qhov ntev uas tsim nyog, thiab cov molten solder faus cov hlau lead hauv qhov sib koom ua ke. Hom kev sib koom tes no yog kwv yees li hemispherical. Txawm hais tias nws yog qhov zoo nkauj, tshwj xeeb yuav tsum tau them nyiaj rau kev tiv thaiv tsis muaj tseeb.
